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Is there any way to prevent input type=“number” getting negative values?
..., is there any way to prevent it using only html
Please don't suggest validation method
16 Answers
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Can we use join for two different database tables?
...e server - Db1 and Db2. Db1 has a table called Clients with a column ClientId and Db2 has a table called Messages with a column ClientId (let's leave asside why those tables are in different databases).
Now, to perform a join on the above-mentioned tables you will be using this query:
select *
fro...
PHP CURL CURLOPT_SSL_VERIFYPEER ignored
...xistence of a common name and also verify that it matches the hostname provided.
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
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Register Application class in Manifest?
...ate of my application. But I'm unable to register it in Manifest file? Any idea how to do this?
3 Answers
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Remove autolayout (constraints) in Interface Builder
... inspector is the first tab on right inspector. You have File, Quick Help, Identity, Attributes, Size and Connections.
– rjobidon
Jan 25 '13 at 4:54
3
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What are static factory methods?
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We avoid providing direct access to database connections because they're resource intensive. So we use a static factory method getDbConnection that creates a connection if we're below the limit. Otherwise, it tries to provide a "s...
Programmatically find the number of cores on a machine
...etermine how many worker threads would be effective? Does one need to consider both the number of cores and hyper-threading? unsigned thread::hardware_concurrency() { SYSTEM_INFO info={0}; GetSystemInfo(&info); return info.dwNumberOfProcessors; }
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Getting current unixtimestamp using Moment.js
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Not valid anymore. See @kumar chandraketu answer below.
– kaiser
Feb 16 at 6:19
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JPanel Padding in Java
... should be fairly straightforward, but I am having difficulty finding any aid (Every topic seems to be regarding removing any default padding in JPanel). The text in my various JPanels hug the sides and top, touching the colored borders: how can I add padding? Thank you.
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Set width of TextView in terms of characters
...ring my own question...
And the winner is: set the minEms attribute (android:minEms) !!!
So "ems" it turns out refers to the size of the widest character, typically an "M", get it? So setting minEms to an integer value say 3, on an EditText or TextView should ensure it's at least 3 characters wide...